Read the excerpt from the poem "my first memory (of librarians).”
the welcoming smile of my librarian
the anticipation in my heart
all those books—another world—just waiting
at my fingertips
these lines provide the reader with

i believe that the answer is b! i hope i out!

voracity is the noun corresponding to the adjective voracious, which means (1) eager to consume a great amount of food, or (2) marked by an insatiable appetite. veracity is far more common than the rare voracity, so the latter is sometimes used in place of the former.